基于Boruta算法和GA优化混合地统计模型的土壤有机质空间分布预测

高鹏利, 任大陆, 李朝辉, 冯志强, 苗洪运, 乔林, 王建武, 杨永亮, 张利明, 李光辉

Predicting the spatial distribution of soil organic matter using the model consisting of the Boruta algorithm and the optimized GA combined with the geostatistical method

GAO Peng-Li, REN Da-Lu, LI Chao-Hui, FENG Zhi-Qiang, MIAO Hong-Yun, QIAO Lin, WANG Jian-Wu, YANG Yong-Liang, ZHANG Li-Ming, LI Guang-Hui

表4 各预测模型精度统计分析

Table 4 Statistical analysis of accuracy of each prediction model

预测方法 均方误差 (MSE) 均方根误差 (RMSE) 平均绝对 误差(MAE) 拟合系数 (R2) OK 0.560 1.016 0.551 0.29 BPNN 0.104 0.281 0.182 0.69 GA-BPNN 0.063 0.251 0.170 0.74 GA-BPNN-OK 0.059 0.240 0.165 0.78 全变量GA-BPNN 0.082 0.287 0.206 0.65